package cn.smbms.interceptor;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;

import org.springframework.web.servlet.handler.HandlerInterceptorAdapter;

import cn.pojo.User;
import cn.smbms.tools.Constants;

public class Interceptor extends HandlerInterceptorAdapter {

	public boolean preHandle(HttpServletRequest request,
							HttpServletResponse response,
							Object handler)throws Exception{
		HttpSession session=request.getSession();
		User user=(User)session.getAttribute(Constants.USER_SESSION);
		if(null==user){
			response.sendRedirect(request.getContextPath()+"/401.jsp");
			return false;
		}
		return true;
	}
}
